CN220034560U - Safety alloy drill bit for blast furnace tap hole - Google Patents
Safety alloy drill bit for blast furnace tap hole Download PDFInfo
- Publication number
- CN220034560U CN220034560U CN202321522084.6U CN202321522084U CN220034560U CN 220034560 U CN220034560 U CN 220034560U CN 202321522084 U CN202321522084 U CN 202321522084U CN 220034560 U CN220034560 U CN 220034560U
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- CN
- China
- Prior art keywords
- rod
- drill bit
- blast furnace
- tap hole
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 21
- 239000000956 alloy Substances 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 238000003860 storage Methods 0.000 claims description 13
- 230000017525 heat dissipation Effects 0.000 claims description 10
- 238000005553 drilling Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 2
- 230000010354 integration Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 238000010079 rubber tapping Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000805 Pig iron Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Blast Furnaces (AREA)
Abstract
The utility model relates to the technical field of alloy drill bits, and discloses a safe alloy drill bit for a blast furnace tap hole, which comprises a drill rod and a tool bit, wherein a connecting rod is fixedly connected to the outer surface of the top of the tool bit, a limiting rod is fixedly connected to the outer surface of the top of the connecting rod, limiting grooves are formed in the outer surfaces of the left side and the right side of the connecting rod, knobs are fixedly connected to the outer surfaces of two threaded rods, and limiting blocks are rotatably connected to the outer surfaces of the two threaded rods far away from the knobs. This safe type alloy drill bit of blast furnace tap hole through setting up connecting rod, gag lever post and spacing groove, cooperates threaded rod, knob and stopper, has solved current tap hole and has used the drill bit, is integration structural style more, and the drill point of tool bit causes wearing and tearing and the circumstances of caving in easily, when the cutter body damages, needs to be changed wholly to cause the extravagant problem of resource to a certain extent.
Description
Technical Field
The utility model relates to the technical field of alloy drill bits, in particular to a safe alloy drill bit for a blast furnace tap hole.
Background
A method for continuously producing liquid pig iron in a vertical reactor-blast furnace by using coke, iron-containing ore (natural agglomerate and sinter and pellet) and flux (limestone and dolomite). It is an important link in modern steel production. Modern blast furnace ironmaking is improved and developed by an ancient shaft furnace ironmaking method. Although many iron-making methods are researched and developed in various countries in the world, the method is relatively simple in process, high in yield, high in labor productivity and low in energy consumption, so that blast furnace iron-making is still a main method of modern iron-making, the yield of the method is more than 95% of the total yield of pig iron in the world, an iron-making blast furnace tapping hole is formed by manually punching an opening with a steel drill, labor intensity is high, the method is unsafe, a tap hole drill bit is developed later, and the opening can be punched through high-speed rotation, so that the method is labor-saving and easy to operate.
The existing tap hole drill bit is in an integrated structure, the drill tip of the tool bit is easy to wear and break, and when the tool body is damaged, the whole drill bit needs to be replaced, so that the resource waste is caused to a certain extent, and the safety alloy drill bit for the blast furnace tap hole is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a safe alloy drill bit for a blast furnace tap hole, which solves the problems that the prior drill bit for the tap hole in the prior art is in an integrated structure, the drill tip of a cutter head is easy to wear and collapse, and when a cutter body is damaged, the whole body needs to be replaced, so that the waste of resources is caused to a certain extent.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a safe alloy drill bit of blast furnace tap hole, includes drilling rod and tool bit, the bottom fixed surface welding of tool bit has a plurality of blade, the top fixed surface of tool bit is connected with the connecting rod, the top fixed surface of connecting rod is connected with the gag lever post, the spacing groove has all been seted up to the left and right sides surface of connecting rod, first jack and second jack have been seted up to the internal surface of drilling rod, the equal threaded connection of left and right sides surface of drilling rod has the threaded rod, two the equal fixedly connected with knob of surface of threaded rod, two the surface that the knob was kept away from to the threaded rod is all rotated and is connected with the stopper.
Preferably, the inner surface of the tool bit is provided with a heat dissipation hole, the outer surfaces of the left side and the right side of the tool bit are provided with inclined holes, the two inclined holes are communicated with the heat dissipation hole, and the inner surface of the tool bit is provided with a water storage groove.
Preferably, the connecting rod and the limiting groove are square, the limiting groove is matched with the limiting block, the limiting rod and the second jack are both in a hexagonal column shape, and the limiting rod is matched with the second jack.
By adopting the technical scheme, the cutter head rotates under the action of centrifugal force through the square connecting rod, the limiting groove, the hexagonal cylindrical limiting rod and the second inserted rod.
Preferably, the water storage groove is in an annular arrangement, a water filling port is formed in the outer surface of the top of the cutter head, and the water filling port is fixedly communicated with the inside of the water storage groove.
By adopting the technical scheme, water is injected into the water storage tank through the water injection port.
Preferably, the outer surfaces of the two knobs are provided with anti-skid patterns, and the opposite outer surfaces of the two limiting blocks are fixedly connected with anti-skid pads.
By adopting the technical scheme, the knob is convenient to rotate by arranging the anti-skid lines, and the friction force between the limiting block and the connecting rod is increased by arranging the anti-skid pad.
Compared with the prior art, the utility model has the beneficial effects that:
1. this safe type alloy drill bit of blast furnace tap hole through setting up connecting rod, gag lever post and spacing groove, cooperates threaded rod, knob and stopper, has reached and has set up tool bit and drilling rod through the connection formula, only need change the effect of tool bit when the tool bit damages, has solved current tap hole and has used the drill bit, is the integration structural style more, and the drill point of tool bit causes wearing and tearing and the circumstances of caving in easily, when the cutter body damages, need change the whole to the problem of the waste of resource is caused to a certain extent.
2. This safe type alloy drill bit of blast furnace tap hole through setting up louvre and inclined hole, cooperates the catch basin, has reached the effect of being convenient for dispel the heat to the heat that produces when striking the opening, extension tool bit's life.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic view of a tool tip and associated construction according to the present utility model;
FIG. 3 is a schematic bottom view of a tool tip and associated construction according to the present utility model;
fig. 4 is a schematic elevational cross-sectional view of the present utility model.
In the figure: 1. a drill rod; 2. a cutter head; 3. a connecting rod; 4. a limit rod; 5. a limit groove; 6. a blade; 7. a first jack; 8. a threaded rod; 9. a knob; 10. a limiting block; 11. a second jack; 12. a water filling port; 13. a heat radiation hole; 14. an inclined hole; 15. a water storage tank.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1-4, a safety alloy drill bit for a blast furnace tapping hole comprises a drill rod 1 and a drill bit 2, wherein a plurality of blades 6 are fixedly welded on the outer surface of the bottom of the drill bit 2, a connecting rod 3 is fixedly connected with the outer surface of the top of the drill bit 2, a limiting rod 4 is fixedly connected with the outer surface of the top of the connecting rod 3, limiting grooves 5 are formed in the outer surfaces of the left side and the right side of the connecting rod 3, a first jack 7 and a second jack 11 are formed in the inner surface of the drill rod 1, the connecting rod 3 and the limiting rod 4 on the drill bit 2 are inserted into the first jack 7, the limiting rod 4 is inserted into the second jack 11, threaded rods 8 are connected with the outer surfaces of the left side and the right side of the drill rod 1 in a threaded manner, knobs 9 are fixedly connected with knobs 9, the knobs 9 are rotated clockwise, the outer surfaces of the two threaded rods 8 are far away from the knobs 9, limiting blocks 10 are connected in a rotating manner, the threaded rods 8 are driven by the limiting blocks 10 to move in the limiting grooves 5, the two limiting blocks 10 are fixed on the connecting rods 3, and the connection of the drill rod 1 and the drill bit 2 is completed.
Working principle: when the drill rod and bit 2 are used, the drill rod 1 is connected with the bit 2, the connecting rod 3 and the limiting rod 4 on the bit 2 are inserted into the first insertion hole 7, the limiting rod 4 is inserted into the second insertion hole 11, the knob 9 is rotated clockwise, the knob 9 drives the threaded rod 8 to rotate, the threaded rod 8 drives the limiting block 10 to move, the limiting block 10 is moved into the limiting groove 5, the two limiting blocks 10 fix the connecting rod 3, connection of the drill rod 1 and the bit 2 is completed, the alloy bit is used for impacting a tap hole opening, and when the bit 2 is damaged and needs to be replaced, the knob 9 is rotated reversely, so that the limiting block 10 is separated from the limiting groove 5.
Compared with the related art, the safety alloy drill bit for the blast furnace tapping hole has the following beneficial effects: the drill bit has the advantages that the drill bit 2 and the drill rod 1 are arranged in a connecting mode, when the drill bit 2 is damaged, only the drill bit 2 is required to be replaced, the existing drill bit for the tap hole is solved, the drill bit is of an integrated structural form, the drill tip of the drill bit 2 is easy to wear and collapse, and when the cutter body is damaged, the whole drill bit is required to be replaced, so that the problem of resource waste is caused to a certain extent.
Example two
Referring to fig. 1-4, a heat dissipation hole 13 is formed in the inner surface of the cutter head 2, inclined holes 14 are formed in the outer surfaces of the left side and the right side of the cutter head 2, the two inclined holes 14 are communicated with the heat dissipation hole 13, when the device is used for rotation impact, heat passes through the heat dissipation hole 13 and is discharged through the inclined holes 14, a water storage groove 15 is formed in the inner surface of the cutter head 2, the water storage groove 15 is in an annular shape, a water filling hole 12 is formed in the outer surface of the top of the cutter head 2, the water filling hole 12 is fixedly communicated with the inside of the water storage groove 15, heat is exchanged with water in the water storage groove 15, the heat dissipation speed is accelerated, and the service life of the cutter head 2 is prolonged.
Working principle: when the device is used for rotation impact, heat passes through the heat dissipation holes 13 and is discharged through the inclined holes 14, and the heat exchanges heat with water in the water storage groove 15, so that the heat dissipation speed is increased, and the service life of the cutter head 2 is prolonged.
Compared with the related art, the safety alloy drill bit for the blast furnace tapping hole has the following beneficial effects: the effect of being convenient for dispel the heat that produces when striking the opening, extension tool bit 2's life has been reached.
The above-mentioned respective means concerning the use of the apparatus are different in selection and use according to actual practice, and various parameters are referred to, and the function according to the apparatus used corresponds to the effect achieved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a safe type alloy drill bit of blast furnace tap hole, includes drilling rod (1) and tool bit (2), its characterized in that: the bottom external surface fixed welding of tool bit (2) has a plurality of blade (6), the top external surface fixed connection of tool bit (2) has connecting rod (3), the top external surface fixed connection of connecting rod (3) has gag lever post (4), spacing groove (5) have all been seted up to the left and right sides surface of connecting rod (3), first jack (7) and second jack (11) have been seted up to the internal surface of drilling rod (1), the equal threaded connection of the left and right sides surface of drilling rod (1) has threaded rod (8), two the equal fixedly connected with knob (9) of surface of threaded rod (8), two the surface that knob (9) were kept away from to threaded rod (8) is all rotated and is connected with stopper (10).
2. The safety alloy drill bit for a blast furnace tap hole according to claim 1, wherein: the inner surface of the tool bit (2) is provided with a heat dissipation hole (13), the outer surfaces of the left side and the right side of the tool bit (2) are provided with inclined holes (14), the two inclined holes (14) are communicated with the heat dissipation hole (13), and the inner surface of the tool bit (2) is provided with a water storage groove (15).
3. The safety alloy drill bit for a blast furnace tap hole according to claim 1, wherein: the connecting rod (3) and the limiting groove (5) are square, the limiting groove (5) is matched with the limiting block (10), the limiting rod (4) and the second jack (11) are hexagonal cylinders, and the limiting rod (4) is matched with the second jack (11).
4. The safety alloy drill bit for a blast furnace tap hole according to claim 2, wherein: the water storage tank (15) is in an annular arrangement, a water filling port (12) is formed in the outer surface of the top of the cutter head (2), and the water filling port (12) is fixedly communicated with the inside of the water storage tank (15).
5. The safety alloy drill bit for a blast furnace tap hole according to claim 1, wherein: anti-skid patterns are formed on the outer surfaces of the two knobs (9), and anti-skid pads are fixedly connected to the opposite outer surfaces of the two limiting blocks (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321522084.6U CN220034560U (en) | 2023-06-15 | 2023-06-15 | Safety alloy drill bit for blast furnace tap hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321522084.6U CN220034560U (en) | 2023-06-15 | 2023-06-15 | Safety alloy drill bit for blast furnace tap hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220034560U true CN220034560U (en) | 2023-11-17 |
Family
ID=88724812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321522084.6U Active CN220034560U (en) | 2023-06-15 | 2023-06-15 | Safety alloy drill bit for blast furnace tap hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220034560U (en) |
-
2023
- 2023-06-15 CN CN202321522084.6U patent/CN220034560U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |